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Finding the Third Proportional to 1,994,753.50 and 3,159,128

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Solution

The third proportional to 1,994,753.50 and 3,159,128 is: 5,003,169.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,753.50 : 3,159,128 = 3,159,128 : x
  2. Step 2: Convert to fraction form
    1,994,753.50/3,159,128 = 3,159,128/x
  3. Step 3: Cross multiply
    1,994,753.50x = 3,159,128 × 3,159,128
  4. Step 4: Simplify right side
    1,994,753.50x = 9,980,089,720,384
  5. Step 5: Solve for x
    x = 9,980,089,720,384/1,994,753.50
  6. Step 6: Final answer
    x = 5,003,169.42

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.